IR 05000321/1979015
| ML19248D561 | |
| Person / Time | |
|---|---|
| Site: | Hatch  |
| Issue date: | 06/22/1979 |
| From: | Vallish E NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| To: | |
| Shared Package | |
| ML19248D551 | List: |
| References | |
| 50-321-79-15, NUDOCS 7908160478 | |
| Download: ML19248D561 (3) | |
Text
o nec
/ps o
'c UNITED ST ATES
'
!\\
_'f'
%
NUCLE AR REGULATORY COMMISSION 3-S'/'
$
REGION 11
- hI f
101 M ARIE T T A si, N W. sulT E 3100 o,
%
N e
ATL ANT A, GEORGI A 30303
,
.....
Report No. 50-321/79-15 Licensee:
Georgia Power Company 270 Peachtree Street, N. W.
Atlanta, Georgia 30303 Facility Name: Hatch Nuclear Plant, Unit 1 Docket No. 50-321 License No. DPR-57 Inspection at)la ch Site near Baxley, Georgia Inspect
[. [/ [ I IM 7[
E. J. Vallish Date Signed
~
Approved by:
/_
I/23//f A. R. Herdt, Section Chief, RCES Branch Date Signed SUMMARY Inspection on June 6-8, 1979 Areas Inspected This special, unannounced inspection involved 16 inspector-hours onsite in the area of concrete expansion anchor inspection.
Results No apparent items of noncompliance or deviations were identified.
733200 7908160 479
)
'\\
.
DETAILS 1.
Persons Contacted Licensee Employees
- M. Manry, Plant Manager
- C.
E. Belflower, QA Site Supervisor
- B. F. Barrett, QA Field Pepresentative
- C. E. Rand, Jr., Hanger Coordinator
- H. H. Googe, Hangers Assistant Supervisor
- J.
L. Blocker, Hanger QC
- D. Ray, QC Supervisor
- M. S. Webb, Construction Engineer R. H. Robinson, Engineering Associate W. Nettleton, Jr., Engineering Associate W. R. Glissen, Construction Coordinator Other Organizations N. Cherish, Bechtel Site Supervisor hPC Resident Inspector R. F. Rogers
- Attended exit interview.
.
Exit Interview The inspection scope and findings were summarized on June 8, 1979 with those persons indicated in Paragraph I above.
3.
Licensee Action on Previous Inspection Findings Not inspected.
4.
Unresolved Items Unresolved items were not identified during this inspection.
73<g(g 5.
Concrete Expansion Anchors - Unit 1 In response to IE Bulletin No. 79-02 the licensee performed a testing program on the installed anchor bolts in Unit 1.
Bechtel is under contract to provide design and engineering support for this program. The licensee stated that the contractor that installed the control room environmental control system used wedge type expansion anchors for his installation whereas all the other expansion anchors in Unit I were the self-drilling type. All wedge type anchors are being inspected and torqued to one quarter
.
.
..
.
-2-
- $.
-
ultimate strength, or replaceo if they fail and all the self drilling types are being replaced with wedge type and torqued the same way.
The following procedures were reviewed which control the anchor bolt program.
GPC Procedure No. HNP-1-11004 RO, "HNP-1 Hanger Surveillance" a.
b.
HNP-1-11005, "HNP-1 Hanger Rework Program" HNP-1-11006, " Studs and Bolts - UT Examination (QA-06-03)"
c.
d.
HNP-6942, " Installation and Imspection of Concrete Anchors Used on Class I and II Seismic Class Systems" HNP-1 FSAR Section A.3, Design Requirements" e.
f.
GPC Audit 79-SA-7, " Pipe Support Fastener Testing and Rework", (draf t of an eudit to be performed during June 1979 on HNP-1)
The following data sheets completed during the surveillance inspections, to confirm as-built drawings, were reviewed and the installed hardware inspected for accuracy:
Z41-H33 241-H30 241-H32 Z41-H15 241-H18 Z41-H8 Z41-H17 Z41-H2 Z41-H21 Isometric Drawing H-16194 The following maintenance request (MR) packages of completed inspection and repair work, but yet to be reviewed by Bechtel, were reviewed and the repairs inspected:
E11 RHk-H125 Isometric E11-115 Ell RRR-H199 Isometric E11-102 E11 RHR-H370 Isometric E11-122 Of the approximate 1500 devices (anchor assemblies) in Unit 1, 928 MR's were written for repairs; 76 had been completed as of June 7, 1979 or about 8%.
No items of noncompliance or deviations were identified.
'U302O2